パニック：スロット4のNVRAM：アドレスで修正不能なメモリ エラー

環境

• ONTAP 9
• AFF A1K、AFF A90、AFF A70、AFF C80
• ASA A1K、ASA A90、ASA A70
• FAS90、FAS70
• NVRAM12モジュールをスロット4に配置

問題

• ノードがパニック状態になり、EMSで次のメッセージが報告されます

例 

Uncorrectable Machine Check Error at CPU14. SPR_UBOX Error: STATUS<0xfa00000000000e0b>(VALID,OVER,UC,EN,MISCV,PCC,CESI(0),CERR_CNT(0),OTHER_INFO(0),MSCOD(0),MCACOD(0xe0b))MISC<0x00000000480200 00>(BUS_LOG(0x48),DEVICE_LOG(0),FUNCTION_LOG(0x2),SEGMENT_LOG(0)) IIO Machine Check from devices(s): SPR:Socket0:IIO-Stack5:RAS(72,0,2):M2IOS <0x00000015>(RasFuncNerr(0),RasSevNerr(0),RasFuncFerr(0x2),RasSevFerr(0x2),RasStsFerr), M2IOSSTS <0x00000100>(IRPSev2), IRPRING <0x00000001>(BLPErr), IRPRINGFF <0x00000001>(BLPErr), IRPRINGMISC <0x0000001b>(BLPBit4,BLPBit3,BLPBit1,BLPBit0), IRPPoisonLog <0xe0002082>(PoiLogOv,PoiLogTtype(0),PoiLogLen(0x10),PoiLogRid(0x20),PoiLogType(0x2)), ADDRL <0xa8935840>((0xa8935840)), ADDRH <0x00002048>((0x2048)), NETAPP NVRAM12 in slot 4 on Controller, SPR:Socket0:IIO-Stack5:RPT(72,1,0): Status(SigSysErr,DtParErr), SecStatus(DataPar,RcvSysErr), ErrSrcID(CorrSrc(0),UCorrSrc(0x4900)), . SPR_BANK8_MDF Error: STATUS<0xba00000000400405>(VALID,UC,EN,MISCV,PCC,ERR_STATUS(0),MSCOD(0),MCCOD(0x40),MCC

• 「sysconfig -a」からの出力 

slot 4: NVRAM (NVRAM 12)
    Revision:       40
    Serial Number:    04232000000
    DIMM Size:      32768 MB
    Memory Size:     65536 MB
    Battery Status:    Battery sufficiently charged
    Running Firmware:   0.6.4
    MCU Revision:     1.3
    SSD Model:      ATP NVMe M.2 2280 AF160GSAJA-NT1
    SSD Serial Number:  2210000    
    SSD Firmware:     42C2U2IG